Math, asked by ayushmukherjee8758, 11 months ago

A teacher had 21 red pens. If the ratio of red pens to blue pens she owned was 3:1, how many pens did she have total

Answers

Answered by NetriUpadhyay

0

Answer:

28 was the total amount of pens

Answered by intelligentkido81

0

Answer:

28

Step-by-step explanation:

3:1

21:?

First we will find out this.

3x7=1x7

21:7

21+7=28

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